const express = require("express")
const router = express.Router()
const shareDB = require("../../../db/share")
const { join } = require("path")
const multer = require("multer")
const path = require("path")
const { sensitiveVer } = require('../../../utils/sensitiveVerification')

// 分享列表
router.get("/getAll", async (req, res) => {
  try {
    let doc = await shareDB.find({}, {}, {
      sort: {
        date: -1
      }
    }).populate("author", { pass: 0, allowPublish: 0, allowDelete: 0, allowUpdate: 0, Supertube: 0 })
    res.send({
      code: 0,
      mes: "分享列表数据",
      data: doc
    })
  } catch (error) {
    res.send({
      code: 5,
      mes: "服务器异常，请稍后再试"
    })
  }
})

// 删除操作
router.use("/delete", require("./delete"))

// 更新操作
router.use("/update", require("./update"))

// 发表操作
// 鉴权有没有发表权限
router.use((req, res, next) => {
  if (!req.session.userInfo.allowPublish) {
    return res.send({
      code: 14,
      mes: "您没有发表权限，请联系超级管理员进行添加"
    })
  }
  next()
})

// 上传md文件
let mdUpload = multer({
  storage: multer.diskStorage({
    // 文件存储的目录
    destination(req, file, cb) {
      cb(null, join(__dirname, "../../../static/share/md"))
    },
    // 文件的名字
    filename(req, file, cb) {
      let name = req.session.userInfo._id
      let ext = path.extname(file.originalname)
      req.coverFile = "share" + name + Date.now() + ext
      cb(null, req.coverFile)  //名字
    }
  })
}).single("file") //name名字 elemetUI默认为file

// 上传cover文件
let coverUpload = multer({
  storage: multer.diskStorage({
    // 文件存储的目录
    destination(req, file, cb) {
      cb(null, join(__dirname, "../../../static/share/cover"))
    },
    // 文件的名字
    filename(req, file, cb) {
      let name = req.session.userInfo._id
      let ext = path.extname(file.originalname)
      req.coverFile = "share" + name + Date.now() + ext
      cb(null, req.coverFile)  //名字
    }
  })
}).single("file") //name名字 elemetUI默认为file

// 上传md文件
router.post("/uploadMd", async (req, res) => {
  try {
    mdUpload(req, res, async err => {
      if (err) {
        return res.send({
          code: 8,
          mes: "md文件上传失败,请刷新后重试"
        })
      }
      res.send({
        code: 0,
        mes: "md文件上传成功",
        data: "/share/md/" + req.coverFile
      })
    })
  } catch (error) {
    console.log(error)
    res.send({
      code: 5,
      mes: "服务器异常，请稍后再试"
    })
  }
})

// 上传cover文件
router.post("/uploadCover", async (req, res) => {
  try {
    coverUpload(req, res, async err => {
      if (err) {
        return res.send({
          code: 8,
          mes: "md文件上传失败,请刷新后重试"
        })
      }
      res.send({
        code: 0,
        mes: "cover文件上传成功",
        data: "/share/cover/" + req.coverFile
      })
    })
  } catch (error) {
    console.log(error)
    res.send({
      code: 5,
      mes: "服务器异常，请稍后再试"
    })
  }
})

// 发表分享
router.post("/uploadShare", async (req, res) => {
  try {
    let { title, des, md, cover } = req.body

    await sensitiveVer(title)
    await sensitiveVer(des)

    await shareDB.create({
      title,
      des,
      md,
      cover,
      author: req.session.userInfo._id
    })
    res.send({
      code: 0,
      mes: "分享发表成功"
    })
  } catch (error) {
    res.send({
      code: 5,
      mes: error || "服务器异常，请稍后再试"
    })
  }
})


module.exports = router